Multiple Questions Answers

1. A pipe that is 36 inches long needs to be cut into 21/4 in long pieces. How many pieces would be cut from this length of pipe? (Note: Change 21/4 to an improper fraction before calculating.) 
A. 44/9 
B. 11 and 1/4 
C. 16 
D. 81 

2.   Calculate the current in the circuit shown in Figure A-1. Use the formula 
I = E/R. 
A. 0.25 A 
B. 4 A 
C. 10 A 
D. 100 A 

3.   Express the fraction 2/7 as a rounded decimal. 
A. 0.285 
B. 0.286 
C. 2.85 
D. 2.86 

4.   The term rate in percent problems refers to the 
A. whole amount that's being considered. 
B. part of the whole amount that's being considered. 
C. comparison of one ratio to another. 
D. percent of change.